论文标题

在LHC处的重型流风量相关性和与爱丽丝的喷气式相关性

Heavy-flavour correlations and jets with ALICE at the LHC

论文作者

da Silva, Antonio Carlos Oliveira

论文摘要

这项贡献总结了用爱丽丝探测器测量的重型流动相关性和喷气机的结果。 D $^{0} $ - 标记的喷气机的研究都在各种碰撞系统和能量中提出。 D $^{0} $ MESON携带的射流动量分数的测量位于$ \ sqrt {s} $ = 5.02和13 tev和PP-PB的PP碰撞中,并在PP碰撞中,PP碰撞中的PP碰撞和PB colliviess and PP-PB和P-Pbifiesity in pp collisions in pp碰撞以及PP碰撞。将PP和P-PB中的电子衰减的电子标记的喷气机的生产测量与Powheg+Pythia8模拟的期望进行了比较。还报告了$ p _ {\ rm t} $ - p-pb碰撞中B标记喷气机的差分横截面,并将其与Powheg事件生成器的期望进行了比较。还提出了D介体与PP和P-PB碰撞中带电颗粒的方位角相关性。

This contribution summarises the results on heavy-flavour correlations and jets measured with ALICE detector. Studies of D$^{0}$-tagged jets are presented in various collision systems and energies. The measurement of the fraction of jet momentum carried by the D$^{0}$ meson in the direction of the jet axis ($z_{\rm ||}^{\rm ch,jet}$) in pp collisions at $\sqrt{s}$ = 5.02 and 13 TeV as well as the nuclear modification factor in p--Pb and Pb--Pb collisions are presented. The measurements of the production of jets tagged by electrons from heavy-flavour decays in pp and p--Pb are compared to expectations from POWHEG+PYTHIA8 simulations. The $p_{\rm T}$-differential cross section of b-tagged jets in p--Pb collisions is also reported and compared to expectations from POWHEG event generator. The azimuthal correlation of D mesons with charged particles in pp and p--Pb collisions are also presented.

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